End cap for portable double-knock-type air impact wrench



FIG. 1 is a front elevational view of an end cap for a portable double-knock-type air impact wrench showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a perspective view thereof.

The broken line showing of a portable double-knock-type air impact wrench in FIGS. 1-7 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an end cap for portable double-knock-type air impact wrench, as shown and described. 